Calcium and Vitamin D3 provides 400 mg of calcium in three active forms, along with vegan vitamin D3 from lichen. Calcium and vitamin D promote the maintenance of normal teeth and bones. A combination of calcium and vitamin D3 in a unique capsule format. One capsule provides 400 mg of calcium in three active forms; as calcium hydroxide from Lithothamnion sp, as calcium citrate and as calcium ascorbate along with 200 IU of vegan vitamin D3 from lichen. The human body needs vitamin D to absorb calcium, making them the perfect combination. Together, calcium and vitamin D are necessary for the maintenance of normal teeth and bones. Calcium is the most abundant mineral in the body. This supplement uses a blend of three forms of calcium to deliver a therapeutic dose of calcium with each capsule. Calcium hydroxide is derived exclusively from Lithotamnium calcareum, a calcium of marine origin. Vitamin D is an important nutrient that helps the body build and maintain healthy bones, muscles, and teeth. In this supplement, vitamin D is provided in a vegan plant form derived from lichen. It is recommended for adults to take 1 to 3 capsules a day with meals, for children from 6 to 12 years old to take 1 capsule a day with meals. Do not exceed the indicated dose unless recommended by your doctor. It is a food supplement that should not be used as a substitute for a varied diet and lifestyle. Store in a cool, dry place, out of the sight and reach of children.